/Engine/Source/Runtime/Engine/Classes/Particles/Beam/ParticleModuleBeamSource.h
void GetDataPointerOffsets ( [FParticleEmitterInstance](API\Runtime\Engine\FParticleEmitterInstance) * Owner, const uint8 * ParticleBase, int32 & CurrentOffset, int32 & ParticleSourceOffset, int32 & BranchSourceOffset )